trees

within 25 miles

Jun 21, 2026

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University of Freiburg

3Dtrees.earth

Collect data and tools for LiDAR-based forest monitoring

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentGeographyComputers & Technologyscanningdronesmonitoringcomputer visionlidarinventoryforestremote sensing

Ancient Tree Inventory

To build a living database of ancient trees

Multiple locations, including yours!

Ongoing

Citizen ScienceEcology & EnvironmentNature & OutdoorsBiologytrees, united kingdom

2B Technologies, Inc.

AQTreks (AirQualityTreks)

Monitor air pollution levels and map air pollution around the US

Multiple locations, including yours!

Ongoing

Citizen ScienceNature & OutdoorsGeographyEducationCrowd FundingTransportationEcology & EnvironmentComputers & TechnologyClimate & WeatherChemistryOcean Water Marineexperimentautumnweathersmartphone applicationgirl scoutsenvironmental justicebicyclingweather datanaturehikingdatabasecommunity-based monitoringsciencecitizen scienceoutdoorsinvestigationsummerandroidusaairequityair pollutionclimate changecarbon monoxideclimate monitoringwinterspringair qualitystemec2020global warmingair quality indexmobile applicationparticulate mattercarbon dioxideclimateiphoneenvironmentdataair pollution monitoringapp

NC State University | ecoipm.org | YourWildLife.org

A Tree's Life

To learn how climate & urbanization affect tree growth & health

Multiple locations, including yours!

Ongoing

Citizen ScienceBiologyEducationClimate & WeatherNature & OutdoorsEcology & Environmentclimate changetreescarbon sequestrationurban ecology

Cornell University/New York Department of Environmental Conservation

AVID (Assessing Vegetation Impacts from Deer)

Monitor the effects of deer browsing on woodland trees and plants

Multiple locations, including yours!

Ongoing through November 30, 2030 at 8:35 PM

Citizen ScienceAnimalsEcology & EnvironmentNature & Outdoorsforest healthdeerecologywildlifetreeswildflowerswoodlandsforestseedlings

Airigami

Balloon Breakdown

Help compost 40,000 latex balloons

Multiple locations, including yours!

Ongoing

Citizen ScienceEcology & Environmentcompostingballooncompostballoons

Northern Rivers Fire and Biodiversity Consortium Inc.

Bell Miner Associated Dieback Best Practice Project

Evaluate the removal of mid-storey density in disturbed forests using prescribed fire, weed control and bush regeneration as a method to restore BMAD affected forest.

Anywhere

Ongoing

Citizen ScienceEducationEcology & EnvironmentBirdsbell miner associated dieback (bmad)bmad affected forestdatalandholders biodiversitygondwana world heritagebird monitoringtree health across the northern rivers region of new south waleslocations of native bell miner colonies trees birdsaustralia

Zooniverse

Buzzy Bee - African Canopy Pollinators

Study pollination of Central African timber species

Anywhere

Ongoing

Citizen ScienceInsects & PollinatorsEcology & EnvironmentBiologytropical rainforestsize and composition of pollinators communitiesfloral traitspollination flower ecology tree conservation interaction botany insect entomologypollen dispersal distancestree speciestimber speciescirculating entomofauna

Casey Trees

To restore, enhance and protect the trees of Washington DC

Multiple locations, including yours!

Ongoing

Citizen ScienceEcology & EnvironmentGeology & Earth ScienceNature & OutdoorsBiologytreeswashington d.c.plantingtree plantingcanopy

Caterpillars Count!

Monitor the seasonality and abundance of foliage arthropods

Multiple locations, including yours!

Ongoing

Citizen ScienceInsects & PollinatorsEducationEcology & EnvironmentBiologyNature & OutdoorsAnimalsGeographybiodiversitycsm2026arthropodsearth2025bird foodcsm-featuredcsm2025caterpillarsinsectsphenology

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